Widened photonic functionality of Asymmetric High index contrast / Photonic Crystal gratings

Hai Nguyen, Florian Dubois, Xavier Letartre, Jean-Louis Leclercq

    Research output: Conference proceeding/Chapter in Book/Report/Conference Paperpeer-review

    Abstract

    In this presentation we emphasize that, within the variety of parameters usable for the design of HCGs, the transverse (vertical) symmetry properties of HCGs provide a power-full joystick for the dispersion engineering of guided mode resonances. We concentrate on asymmetric HCGs designed to accommodate guided mode resonances with ultra-flat zero-curvature dispersion characteristics (or photons with ultra-heavy effective mass), as well as with Dirac cone shaped linear dispersion characteristics. Examples of the great potential of this family of asymmetric HCGs will include the development of a platform for polaritonic devices and the production of micro-lasers particularly suited for hybrid III-V / silicon heterogeneous photonic integration, along CMOS compatible technological schemes.
    Original languageEnglish
    Title of host publicationHigh Contrast Metastructures V, proc. of SPIE Vol. 9757
    Publication statusPublished - 21 Mar 2016

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